199341729

素因数分解:

$3^4\times {\mathrm{541}}^1\times {\mathrm{4549}}^1$

素因数の和:5102

約数の個数: 20

約数和(自身を含む): 298398100

約数和(自身を除く): 99056371

約数列:

[1, 3, 9, 27, 81, 541, 1623, 4549, 4869, 13647, 14607, 40941, 43821, 122823, 368469, 2461009, 7383027, 22149081, 66447243, 199341729]

約数ペア:

[(1, 199341729), (3, 66447243), (9, 22149081), (27, 7383027), (81, 2461009), (541, 368469), (1623, 122823), (4549, 43821), (4869, 40941), (13647, 14607)]